New model clarifies why water freezes at a range of temperatures
From abstract-looking cloud formations to roars of snow machines on ski slopes, the transformation of liquid water into solid ice touches many facets of life. Water's freezing point is generally accepted to be 32 degrees Fahrenheit. But that is due t.....»»
Tesla’s 2 million car Autopilot recall is now under federal scrutiny
NHTSA has tested the updated system and still has questions. Enlarge / A 2014 Tesla Model S driving on Autopilot rear-ended a Culver City fire truck that was parked in the high-occupancy vehicle lane on Interstate 405. (credit: C.....»»
Best Apple Watch 8 deals: Save on last year’s model
You might easily overlook the Apple Watch Series 8 for the Apple Watch Series 9, but not when it comes to savings with these Apple Watch 8 deals......»»
The Tesla Model Y is at its lowest price yet — but should you buy one?
The Tesla Model Y was already one of the cheapest electric cars in its class, but it's now getting even cheaper. Should you buy one?.....»»
Optical barcodes expand range of high-resolution sensor
The same geometric quirk that lets visitors murmur messages around the circular dome of the whispering gallery at St. Paul's Cathedral in London or across St. Louis Union Station's whispering arch also enables the construction of high-resolution opti.....»»
13-inch M3 MacBook Air hits $989, Apple Watch Series 9 from $299, CalDigit docks, more
Friday is wrapping up the work week with a fresh batch of Apple deals. The savings today takes $110 off 13-inch M3 MacBook Air at a new all-time low of $989. You can also save $100 on Apple Watch Series 9, which has the 45mm model matching its low of.....»»
Gigantic Jurassic raptor footprints unearthed in China
Scientists have discovered the tracks of a 5 meter-long raptor dinosaur, challenging what was previously known about the species' size range......»»
Philippine settlement submerged by dam reappears due to drought
A centuries-old settlement submerged by the construction of a dam in the northern Philippines in the 1970s has reappeared as water levels drop due to a drought affecting swathes of the country......»»
HMD’s first self-branded phones are all under $200
HMD will still make Nokia phones but is shipping self-branded phones, too. The HMD Pulse base model. [credit: HMD.....»»
Researchers establish a high-throughput multiscale evaluation method for thermal stress in thermal barrier coatings
Thermal barrier coatings (TBCs) are widely used in gas turbine engines to obtain elevated working temperatures and improve engine efficiency. The phase transition of the ceramic layer is accompanied by a large volume difference, causing the concentra.....»»
Drinking water in low-income communities is more likely to be contaminated by "forever chemicals," research finds
PFAS, or forever chemicals, are widespread and more likely to be found in public water systems serving low-income communities and communities of color in New Jersey, according to new research from Northeastern University......»»
Climate change could become the main driver of biodiversity decline by mid-century, analysis suggests
Global biodiversity has declined between 2% and 11% during the 20th century due to land-use change alone, according to a large multi-model study published in Science. Projections show climate change could become the main driver of biodiversity declin.....»»
How much trust do people have in different types of scientists?
Understanding why some people trust some scientists more than others is a key factor in solving social problems with science. But little was known about the trust levels across the diverse range of scientific fields and perspectives......»»
Managing meandering waterways in a changing world
Just as water moves through a river, rivers themselves move across the landscape. They carve valleys and canyons, create floodplains and deltas, and transport sediment from the uplands to the ocean......»»
Scientists combine a spatially distributed sediment delivery model and biogeochemical model to estimate fluxes by water
Water erosion is the most active process controlling soil formation and evolution, which can affect the redistribution of carbon between terrestrial, aquatic, and atmospheric ecosystems. Erosion-induced organic carbon dynamic process should not be mi.....»»
Tesla"s freshened Model 3 Performance is a crazy fast, 510-hp bargain
Tesla adds adaptive suspension, improved sport seats and carbon-fiber interior accents. The performance trim is also the only Model 3 eligible for the $7,500 EV credit, making it a bargain......»»
Save $500 on 16-inch M2 Pro MacBook Pro, Anker power banks, Qi2 chargers, more
A new all-time low on Apple’s 16-inch M2 Pro MacBook Pro is giving you another excuse to ditch the newer M3 model now that it’s $500 off. You can also save on some of our favorite iPhone 15 accessories, including Anker’s GaNPrime PowerCore 65W.....»»
Cocaine is an emerging contaminant of concern in the Bay of Santos (Brazil), says researcher
In addition to already known pollutants, the Bay of Santos—a city in the state of São Paulo (Brazil) that is home to the largest seaport in Latin America—has been affected by an emerging contaminant that is now present not only in the water but.....»»
Family farms are fast disappearing: Research shows how young generations can take them up successfully
While some might think that family-run farms are a thing of the past, they are in fact the dominant business model in Europe. In 2020, they accounted for slightly more than 9 in every 10 of the EU's 9.1 million farms......»»
A better way to predict Arctic riverbank erosion
Arctic riverbanks are typically resilient, thanks to the power of permafrost. This permanently frozen soil locks in sediment, leading to low erosion rates. But as Arctic river water warms due to climate change, some researchers worry that riverbanks.....»»
Samsung Spring Sale: Get up to $915 off smart ranges today
You can get discounts of up to $915 if you buy a smart range from Samsung's Spring Black Friday sale, but you need to hurry as the offers will likely end soon......»»